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additional HB stuff

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This commit is contained in:
smea 2014-12-23 21:05:55 -08:00
parent 2c04f993d6
commit 8f9a2edd1a
2 changed files with 26 additions and 0 deletions
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11
libctru/include/3ds/services/hb.h
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@ -10,7 +10,18 @@
Result initHb();
void exitHb();
// flushes/invalidates entire data/instruction cache
// can be useful when writing code to executable pages
Result HB_FlushInvalidateCache(void);
// fetches the address for ninjhax bootloader addresses, useful for running 3dsx executables
// void (*callBootloader)(Handle hb, Handle file);
// void (*setArgs)(u32* src, u32 length);
Result HB_GetBootloaderAddresses(void** load3dsx, void** setArgv);
// changes the permissions of a given number of pages at address addr to mode
// should it fail, the appropriate kernel error code will be returned and *reprotectedPages (if not NULL)
// will be set to the number of sequential pages which were successfully reprotected + 1
Result HB_ReprotectMemory(u32* addr, u32 pages, u32 mode, u32* reprotectedPages);
#endif

15
libctru/source/services/hb.c
View File

@ -15,6 +15,21 @@ void exitHb()
svcCloseHandle(hbHandle);
}
Result HB_FlushInvalidateCache(void)
{
Result ret = 0;
u32 *cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = 0x00010042;
cmdbuf[1] = 0x00000000;
cmdbuf[2] = 0x00000000;
cmdbuf[3] = 0xFFFF8001;
if((ret = svcSendSyncRequest(hbHandle))!=0) return ret;
return (Result)cmdbuf[1];
}
Result HB_GetBootloaderAddresses(void** load3dsx, void** setArgv)
{
Result ret = 0;